| 000 | 00363 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aNelson, E.W. | |
| 245 | 1 | _aInfluence of precipitation and grazing upon black grama grass range | |
| 260 |
_aWashington _c1934 |
||
| 300 | _a1-32 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aGrass United States Department of Agriculture. Technical Bulletin No. 409 | ||
| 901 | _aS50336 | ||
| 999 |
_c107340 _d107340 |
||